More than 60% of traffic collisions at intersections[1] involve left turns. Some U.S. cities – including San Francisco, Salt Lake City and Birmingham, Alabama – are restricting left turns[2].
Dr. Vikash Gayah[3], a professor of civil engineering at Penn State University and the interim director of the Larson Transportation Institute[4],...
Read more https://theconversation.com/how-can-the-james-webb-space-telescope-see-so-far-257421
The U.S. Supreme Court handed down a decision[1] on June 27, 2025, that will reshape how states protect children online. In a case assessing a Texas law requiring age verification to access porn sites, the court created a new legal path that makes it easier for states to craft laws regulating what kids see and do on the internet.
In a...
Read more https://theconversation.com/supreme-court-upholds-childproofing-porn-sites-260052
American democracy runs on trust, and that trust is cracking.
Nearly half of Americans, both Democrats and Republicans, question whether elections are conducted fairly[1]. Some voters accept election results only when their side wins[2]. The problem isn’t just political polarization – it’s a creeping erosion of trust[3] in the machinery of...
Read more https://theconversation.com/cyberattacks-shake-voters-trust-in-elections-regardless-of-party-259368